目的:研究应用生物可降解性材料行经皮椎体成形术的效果.方法:在DSA透视下,用骨科椎弓根手钻在6只犬的24个腰椎椎体内造成空腔,向......

The novel biodegradable copolymer PDLLA-(MAH-Diol)_n-PDLLAwith unsaturated bond was synthesized by copolymerizing lactid......